Imperial Holly Corp

* Imperial Holly Corp., the largest processor of refined sugar in the U.S., agreed to buy closely held Diamond Crystal Specialty Foods Inc. for $153.9 million. Diamond Crystal sells nutritional dry mixes, sauces and seasonings to the food service and health-care industries.

* Imperial Holly Corp., the largest processor of refined sugar in the U.S., agreed to buy closely held Diamond Crystal Specialty Foods Inc. for $153.9 million. Diamond Crystal sells nutritional dry mixes, sauces and seasonings to the food service and health-care industries.

Here is the list of participants for the economic conference: Paul Allaire, Xerox Corp., Stamford, Conn; Robert Allen, AT&T, Basking Ridge, N.J.; Edwin L. Artzt, Procter & Gamble Co., Cincinnati; Clarence Avant, Tabu Productions Inc., Los Angeles Mike Bailin, Public-Private Ventures, Philadelphia; Zoe Baird, Aetna Life Insurance, Hartford, Conn.; Dennis Bakke, Applied Energy Services Corp., Arlington, Va.; Jill Barad, Mattel Co., El Segundo, Calif.; Dave Barram, Apple Computer Inc.